White Rodgers 1F94-371 Specifications download pdf

COMFORT-SET 90

SERIES

HEAT PUMP INSTALLATION/CONFIGURATION

This White-Rodgers Automatic Setback

Digital Thermostat uses microcomputer

technology to provide precise time and

1F94-371: 7 Day programming; residen-

tial applications

ELECTRICAL DATA

Electrical Rating:

20 to 30 VAC, 50/60 Hz with common

0.05 to 1.5 Amps per terminal

2.5 Amps maximum total load (all

terminals combined)

INSTALLATION

WHITE-RODGERS

Part No. 37-6186B

Replaces 37-6186A

0121

DESCRIPTION

SPECIFICATIONS

temperature control. This thermostat offers

the flexibility to design heating and cooling

programs that fit building needs. This

Standard Systems:

Single-stage or two-stage compressor

heat pump.

THERMAL DATA

Setpoint Temperature Range:

45° to 99°F (7° to 37°C)

Operating Ambient Temperature:

32° to 110°F (0° to 43°C)

Operating Humidity Range:

90% non-condensing max.

Shipping Temperature Range:

-4° to 149°F (-20° to 65°C)

PRECAUTIONS

Do not short out terminals on gas valve

or primary control to test. Short or

incorrect wiring will damage thermostat

and could cause personal injury and/or

property damage.

Do not use on circuits exceeding

specified voltage. Higher voltage will

damage thermostat and could cause

shock or fire hazard.

Thermostat installation and all compo-

nents of the system shall conform to

Class II circuits per the NEC code.

To prevent electrical shock and/or

equipment damage, disconnect electric

power to system at main fuse or circuit

breaker box until installation is

complete.

Read all instructions thoroughly before

beginning installation.

CAUTION

WARNING

This thermostat is intended for use with a

low voltage system. Do not use on a line

voltage system.

Do not exceed ratings shown in the Specifi-

cations section, above. If in doubt about the

electrical ratings of your heating/cooling

system, have it inspected by a qualified

heating and air conditioning contractor or

licensed electrician.

All wiring must conform to local and

national electrical codes and ordinances.

This control is a precision instrument, and

should be handled carefully. Rough handling

or distorting components could cause the

control to malfunction.

NOTE

thermostat is adaptable to most 24 volt

residential forced air heat pump systems with

electric or fossil fuel auxiliary.

1 2 3 4 5 6 7 8

Summary of Contents

Page 1 - COMFORT-SET 90

COMFORT-SET 90® SERIESHEAT PUMP INSTALLATION/CONFIGURATIONThis White-Rodgers Automatic SetbackDigital Thermostat uses microcomputertechnology to provi

Page 2 - INSTALLATION

2Figure 1. Thermostat base and terminalsRCRCEW2W1Y2Y1BOGPH D SASBSCOTL123415W3A1E2PATTENTION!This product does not contain mercury.However, this produ

Page 3 - HEAT PUMP TERMINAL OUTPUTS

3HEAT PUMP TERMINAL OUTPUTSRefer to equipment manufacturers’ instruc-tions for specific system wiring information.You can configure the thermostat for

Page 4 - CONFIGURATION

4RESET SWITCHSee the Troubleshooting section at the endof this document for more information aboutthe function of this switch.E2/P SWITCHThe E2/P swit

Page 5 - INSTALLER TABLE

5* NOTE: COMP LOCK OFF permanentlydefeats compressor lockout. You must turnthis selection ON if you do not have asystem that already provides compress

Page 6 - HEATING COOLING

6These numbers are approximate and represent operation with a typical system. Actualtemperature differentials and run times may vary widely based on y

Page 7 - CHECK THERMOSTAT OPERATION

7(Installer table step 16). If you wish to senseindoor temperature using ONLY the remotesensor(s), use this menu item to disable thetemperature sensor

Page 8 - TROUBLESHOOTING

WHITE-RODGERSEMERSON ELECTRIC CO.9797 REAVIS ROADST. LOUIS, MISSOURI 63123-5398www.white-rodgers.comTROUBLESHOOTINGRESET BUTTONIf the thermostat does

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